<template>
  <div class="login">
    <el-row>
      <el-col :xs="24">
        <div
          style="color: #fff; background-color: #0f73ee; width: 100%; height: 200px; text-align: center; padding: 15px; font-family: '微软雅黑'">
          <div style="font-size: 42px; padding-top: 40px; width: 300px; margin: 0 auto">
            <img :src="logo" alt="logo" style="width: 100px; height: 100px; float: left" />
            <div style="float: left; margin-top: 13px; width: 200px; text-align: left">
              <div>FastBee</div>
              <div style="letter-spacing: 1.5px; font-size: 20px; font-weight: 600; margin-top: -8px; margin-left: 3px">
                开源物联网平台</div>
            </div>
          </div>
        </div>
        <div class="tabs-login">
          <el-tabs class="tabs" v-model="activeName">
            <el-tab-pane label="账号登录" name="first">
              <el-form ref="loginForm" :model="loginForm" :rules="loginRules" class="login-form">
                <el-form-item v-if="loginForm.bindId != null">
                  <div class="alert-box-wrap">
                    <div v-if="loginForm.bindId != null" class="alert-message-wrap">
                      <i class="el-icon-warning" />
                      如果你已经有账号,请直接输入账号进行绑定，
                    </div>
                    <el-row>
                      <el-col :span="10.5">
                        <div v-if="loginForm.bindId != null" class="alert-message-wrap">
                          如果还没有账号，请先去</div>
                      </el-col>
                      <router-link v-if="loginForm.bindId != null" :to="{ path: '/register', query: this.$route.query }"
                        style="margin-left: 10px; font-size: 14px; font-family: '微软雅黑'; color: rgba(41, 96, 197, 0.856);">
                        注册
                      </router-link>
                    </el-row>
                  </div>
                </el-form-item>
                <div style="margin-bottom: 10px; font-size: 14px; font-family: '微软雅黑'; color: #f78e21">演示账号：fastbee
                  123456
                </div>
                <el-form-item prop="username">
                  <el-input v-model="loginForm.username" type="text" auto-complete="off" placeholder="账号">
                    <svg-icon slot="prefix" icon-class="user" class="input-icon" />
                  </el-input>
                </el-form-item>
                <el-form-item prop="password">
                  <el-input v-model="loginForm.password" type="password" auto-complete="off" placeholder="密码"
                    @keyup.enter.native="handleLogin">
                    <svg-icon slot="prefix" icon-class="password" class="input-icon" />
                  </el-input>
                </el-form-item>
                <el-form-item v-if="captchaOnOff" prop="code">
                  <el-input v-model="loginForm.code" auto-complete="off" placeholder="验证码" type="text"
                    style="width: 66%;">
                    <svg-icon slot="prefix" icon-class="smscode" class="input-icon" />
                  </el-input>
                  <div class="login-code">
                    <img :src="codeUrl" @click="getCode" style="float:right" />
                  </div>
                </el-form-item>
                <el-checkbox v-model="loginForm.rememberMe"
                  style="margin: 0px 0px 25px 0px; color: #000">记住密码</el-checkbox>
                <el-form-item style="width: 100%">
                  <div style="margin-bottom: 10px">
                    <el-button v-if="!bindAccount" :loading="loading" type="primary" style="width: 100%"
                      @click.native.prevent="handleLogin">
                      <span v-if="!loading">登 录</span>
                      <span v-else>登 录 中...</span>
                    </el-button>
                    <el-button v-else :loading="loading" type="primary" style="width: 100%"
                      @click.native.prevent="handleBind">
                      <span v-if="!loading">绑 定</span>
                      <span v-else>绑 定 中...</span>
                    </el-button>
                  </div>
                </el-form-item>
              </el-form>
            </el-tab-pane>

            <el-tab-pane label="短信登录" name="second">
              <el-form ref="smsLoginForm" :model="smsLoginForm" :rules="smsRules" class="login-form">
                <el-form-item></el-form-item>
                <el-form-item prop="phonenumber">
                  <el-input v-model="smsLoginForm.phonenumber" type="text" auto-complete="off" placeholder="请输入电话号码"
                    @input="validatePhoneNumber">
                    <svg-icon slot="prefix" icon-class="phone" class="input-icon" />
                    <span v-if="isPhoneValid">请输入有效的手机号码！</span>
                  </el-input>
                </el-form-item>
                <el-form-item prop="smsCode">
                  <el-input v-model="smsLoginForm.smsCode" auto-complete="off" placeholder="请输入短信验证码" type="text"
                    style="width: 66%;">
                    <svg-icon slot="prefix" icon-class="smscode" class="input-icon" />
                  </el-input>

                  <div class="login-code">
                    <el-button :disabled="this.smsLoginForm.phonenumber == '' || isDisabled" type="success"
                      style="float:right" @click.prevent="getSmsCode()" slot="append">{{
                        buttonText
                      }}</el-button>
                  </div>
                </el-form-item>
                <el-form-item style="width: 100%">
                  <div style="margin-bottom: 10px">
                    <el-button type="primary" style="width: 100%" :smsLoading="loading"
                      @click.native.prevent="handleSmsLogin">
                      <span v-if="!loading">登 录</span>
                      <span v-else>登 录 中...</span>
                    </el-button>
                  </div>
                </el-form-item>
              </el-form>
            </el-tab-pane>
            <el-form class="login-form">
              <el-form-item style="margin: -30px 0;">
                <el-row>
                  <el-button v-if="loginForm.bindId == null" type="text" :wxloading="loading"
                    @click.native.prevent="weChatLogin">
                    <svg-icon icon-class="wechat" style="color: #13ce66" />
                    微信登录
                  </el-button>
                  <router-link v-if="!bindAccount" :to="{ path: '/register', query: this.$route.query }"
                    style="float: right;font-size: 14px;">注册账号</router-link>
                  <router-link v-else :to="{ path: '/register', query: this.$route.query }"
                    style="float: right">注册绑定账号</router-link>
                </el-row>
              </el-form-item>
            </el-form>
          </el-tabs>
        </div>
      </el-col>
    </el-row>
    <!--  底部  -->
    <div class="el-login-footer">
      <span>
        Copyright © 2023
        <a target="_blank" href="http://fastbee.cn">FastBee</a>
        All Rights Reserved.
      </span>
    </div>
  </div>
</template>

<script>
import 'element-ui/lib/theme-chalk/display.css';
import logo from '@/assets/logo/logo.gif';
import { getCodeImg, checkBindId, getErrorMsg, socialLogin, bindLogin, getSmsLoginCaptcha, smsLogin } from '@/api/login';
import Cookies from 'js-cookie';
import { encrypt, decrypt } from '@/utils/jsencrypt';
import { setToken } from '@/utils/auth';

export default {
  name: 'Login',
  data() {
    return {
      logo,
      codeUrl: '',
      loginForm: {
        username: '',
        password: '',
        rememberMe: false,
        code: '',
        uuid: '',
        bindId: '',
      },
      smsLoginForm: {
        phonenumber: '',
        smsCode: '',
        sourceType: 1,
      },
      smsLoading: false,
      activeName: 'first',
      isPhoneValid: true, // 标记手机号码是否有效
      isDisabled: false, // 控制按钮状态
      countdownTimer: null, // 倒计时器对象
      buttonText: '发送验证码', // 按钮文本
      remainingSeconds: 60,// 剩余秒数
      waitTime: 61, // 获取验证码按钮失效时间
      loginRules: {
        username: [
          {
            required: true,
            trigger: 'blur',
            message: '请输入您的账号',
          },
        ],
        password: [
          {
            required: true,
            trigger: 'blur',
            message: '请输入您的密码',
          },
        ],
        code: [
          {
            required: true,
            trigger: 'change',
            message: '请输入验证码',
          },
        ],
      },
      smsRules: {
        phonenumber: [
          { required: true, message: "手机号码不能为空", trigger: "blur" },
          {
            pattern: /^1[3|4|5|6|7|8|9][0-9]\d{8}$/,
            message: "请输入正确的手机号码",
            trigger: "blur"
          }
        ],
        smsCode: [
          {
            required: true,
            trigger: 'change',
            message: '验证码不能为空',
          },
        ],
      },
      loading: false,
      // 验证码开关
      captchaOnOff: true,
      bindAccount: false,
      // 注册开关
      register: true,
      redirect: undefined,
    };
  },
  watch: {
    $route: {
      handler: function (route) {
        this.redirect = route.query && route.query.redirect;
      },
      immediate: true,
    },
  },
  created() {
    const loginId = this.$route.query.loginId;
    if (loginId === undefined || loginId === null) {
      this.checkBind();
      this.getCode();
      this.checkErrorMsg();
      this.getCookie();
    } else {
      this.redirectSocialLogin(loginId);
    }
  },
  methods: {
    redirectSocialLogin() {
      const query = this.$route.query;
      const loginId = query.loginId;
      socialLogin(loginId).then((res) => {
        // 保存token
        this.loading = true;
        setToken(res.token);
        this.$router
          .push({
            path: this.redirect || '/',
          })
          .catch(() => { });
        if (this.captchaOnOff) {
          this.getCode();
          this.loading = false;
        }
      });
    },
    checkBind() {
      const query = this.$route.query;
      const bindId = query.bindId;
      if (bindId === undefined || bindId === null) {
        this.bindAccount = false;
      } else {
        this.bindAccount = true;
        checkBindId(bindId).then((res) => {
          this.bindAccount = res.bindAccount === undefined ? true : res.bindAccount;
          if (this.bindAccount) {
            this.loginForm.bindId = bindId;
          } else {
            this.loginForm.bindId = '';
            this.$router.push({
              query: {},
            });
          }
        });
      }
    },
    checkErrorMsg() {
      const errorId = this.$route.query.errorId;
      if (errorId !== undefined && errorId !== null) {
        getErrorMsg(errorId)
          .then((res) => { })
          .catch((err) => {
            this.$router.push({ query: {} });
            console.log(err);
          });
      }
    },
    getCode() {
      getCodeImg().then((res) => {
        this.captchaOnOff = res.captchaOnOff === undefined ? true : res.captchaOnOff;
        if (this.captchaOnOff) {
          this.codeUrl = 'data:image/gif;base64,' + res.img;
          this.loginForm.uuid = res.uuid;
        }
      });
    },
    getCookie() {
      const username = Cookies.get('username');
      const password = Cookies.get('password');
      const rememberMe = Cookies.get('rememberMe');
      const loginId = Cookies.get('loginId');
      this.loginForm = {
        username: username === undefined ? this.loginForm.username : username,
        password: password === undefined ? this.loginForm.password : decrypt(password),
        rememberMe: rememberMe === undefined ? false : Boolean(rememberMe),
        loginId: loginId === undefined ? this.loginForm.loginId : loginId,
      };
    },
    qqLogin() {
      window.location.href = 'http://localhost:8080/auth/render/qq';
    },
    weChatLogin() {
      const baseURL = process.env.VUE_APP_BASE_API;
      window.location.href = baseURL + '/auth/render/wechat_open_web';
    },
    //验证电话号码
    validatePhoneNumber(number) {
      const regExp = /^1[3456789]\d{9}$/; // 使用正则表达式进行校验
      return regExp.test(number);
    },
    //获取短信验证码
    getSmsCode() {
      if (this.validatePhoneNumber(this.smsLoginForm.phonenumber)) {
        getSmsLoginCaptcha(this.smsLoginForm.phonenumber).then((res) => {
          if (res.code == 200) {
            this.$message({
              type: 'success',
              message: '获取成功'
            })
            this.countdownTimer = setInterval(() => {
              if (this.remainingSeconds > 0) {
                this.remainingSeconds--;
                this.buttonText = `${this.remainingSeconds}秒后获取`;
              } else {
                clearInterval(this.countdownTimer);
                this.buttonText = `发送验证码`;
                this.isDisabled = false;
              }
            }, 1000);
            this.isDisabled = true;
          } else {
            this.$message({
              type: 'warning',
              message: '获取失败'
            })
          }
        });
      } else {
        this.$message({
          type: 'warning',
          message: '手机号码格式错误，请输入正确手机号！'
        })
      }
    },
    //短信登录操作
    handleSmsLogin() {
      this.$refs.smsLoginForm.validate((valid) => {
        if (valid) {
          this.smsLoading = true;
          smsLogin(this.smsLoginForm).then((res) => {
            setToken(res.data);
            this.$router
              .push({
                path: '/',
              })
              .catch(() => { });
          });
        }
      })
    },
    handleBind() {
      this.$refs.loginForm.validate((valid) => {
        if (valid) {
          this.loading = true;
          if (this.loginForm.rememberMe) {
            Cookies.set('username', this.loginForm.username, {
              expires: 30,
            });
            Cookies.set('password', encrypt(this.loginForm.password), {
              expires: 30,
            });
            Cookies.set('rememberMe', this.loginForm.rememberMe, {
              expires: 30,
            });
          } else {
            Cookies.remove('username');
            Cookies.remove('password');
            Cookies.remove('rememberMe');
          }
          this.loginForm.bindId = this.$route.query.bindId;
          bindLogin(this.loginForm)
            .then((res) => {
              // 保存token
              setToken(res.token);
              this.$router
                .push({
                  path: '/',
                })
                .catch(() => { });
            })
            .catch(() => {
              this.loading = false;
              if (this.captchaOnOff) {
                this.loading = false;
                this.getCode();
              }
            });
        }
      });
    },
    handleLogin() {
      this.$refs.loginForm.validate((valid) => {
        if (valid) {
          this.loading = true;
          if (this.loginForm.rememberMe) {
            Cookies.set('username', this.loginForm.username, {
              expires: 30,
            });
            Cookies.set('password', encrypt(this.loginForm.password), {
              expires: 30,
            });
            Cookies.set('rememberMe', this.loginForm.rememberMe, {
              expires: 30,
            });
          } else {
            Cookies.remove('username');
            Cookies.remove('password');
            Cookies.remove('rememberMe');
          }
          this.$store
            .dispatch('Login', this.loginForm)
            .then(() => {
              this.$router
                .push({
                  path: this.redirect || '/',
                })
                .catch(() => { });
            })
            .catch(() => {
              this.loading = false;
              if (this.captchaOnOff) {
                this.getCode();
              }
            });
        }
      });
    },
  },
};
</script>

<style lang="scss">
.login {
  height: 100%;
  overflow: auto;
}

.tabs {
  width: 400px;
  border-bottom: none;
  // border: solid white 1px;
  box-shadow: none !important;

}

.tabs .el-tabs__nav {
  background-color: white;
  box-shadow: none !important;
  text-decoration: none;
  /* 设置导航栏背景颜色 */
}

/*去掉切换时el-tab-pane底部的蓝色下划线*/
.el-tabs__active-bar {
  background-color: transparent !important;
}

/*去掉tabs底部的下划线*/
.el-tabs__nav-wrap::after {
  position: static !important;
}

.tabs .el-tabs__item {
  font-size: 20px;
  /* 设置字体大小 */
  border: none;
  /* 去除默认边框 */
}

.bindAccountTitle {
  margin: 0px auto 30px auto;
  text-align: center;
  color: #333;
  font-size: 24px;
}

.tabs-login {
  margin: 20px auto 0 auto;
  z-index: 1000;
  max-width: 350px;
}

.login-form {
  margin: 10px 0 0 0;
  z-index: 1000;
  max-width: 350px;

  input {
    height: 38px;
    background-color: #f1f1f1;
    color: #666;
  }

  .input-icon {
    height: 39px;
    width: 14px;
    margin-left: 2px;
  }
}

.login-code {
  width: 33%;
  float: right;

  img {
    cursor: pointer;
    vertical-align: middle;
    border-radius: 3px;
    height: 38px;
  }
}

.el-login-footer {
  height: 40px;
  line-height: 40px;
  position: fixed;
  bottom: 0;
  width: 100%;
  text-align: center;
  color: #333;
  font-family: Arial;
  font-size: 12px;
  letter-spacing: 1px;
}

.alert-box-wrap {
  border: 1px solid #f78e21;

  .alert-message-wrap {
    font-size: 14px;
    font-family: '微软雅黑';
    color: rgba(197, 41, 41, 0.856);
    margin-left: 10px;
  }
}
</style>
